package com.test1.springbootex1;

import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.lang.reflect.Array;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;

@SpringBootApplication
public class SpringbootEx1Application {

    public static void main(String[] args) {
        SpringApplication.run(SpringbootEx1Application.class, args);

    }

    @Bean
    public CommandLineRunner commandLineRunner(ApplicationContext ctx) {
        return args -> {
            System.out.println("由Spring Boot注册的所有Bean：");

            String[] beanNames = ctx.getBeanDefinitionNames();
            Arrays.sort(beanNames);
            for (String beanName : beanNames) {
                System.out.println((beanName));
            }
        };
    }

}
@RestController
class SayController{
    @RequestMapping("/hello")
    public String hello(){
        return "test";
    }
}

